Seiko Cal. 7143 - 764

This Quartz model from 1966 features a 34mm Two-Tone case. Powered by the 7143 caliber with 24j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-f896a6d9f7ed]

Also known as: Helmet, Emperor

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

34mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Black

Jewels

24j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1966

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